<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    span{
      display: inline-block;
      width: 80px;
      height: 50px;
      line-height: 50px;
      text-align: center;
      padding: 2px;
      margin-right: 10px;
      margin-top: 10px;
      border: 1px solid #000;
    }
  </style>
</head>
<body>
  <script>
   for(let i = 1;i <= 9; i++){
    for(let j = 1;j <= i ; j++){
      document.write(`<span>${i} * ${j} = ${i*j} </span>`);
    }
      document.write('<br/>');

   }

  </script>
</body>
</html>